Modulación Digital
Authored by DARWIN SALAZAR
Science
University
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes modulaciones representa la señal como una secuencia de niveles de amplitud discretos?
PCM
PAM
PWM
QAM
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿La codificación binaria de los niveles de amplitud, se da en qué modulación?
PAM
PWM
PCM
QAM
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué modulación representa la información variando la duración del pulso?
PAM
PWM
PCM
PPM
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué técnica modula la posición del pulso dentro de un periodo de tiempo?
PDM
PPM
PWM
QAM
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué técnica de modulación digital combina amplitud y fase para aumentar la eficiencia espectral?
PCM
PAM
QAM
PWM
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de las siguientes modulaciones es más resistente al ruido en canales analógicos?
PAM
QAM
PCM
PWM
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué técnica de modulación requiere un convertidor A/D y D/A en el receptor y transmisor respectivamente?
PAM
PCM
PWM
PPM
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